Finding the Fourth Proportional to 481,267.94, 722,611.56 and 268,451.65
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Solution
The fourth proportional to 481,267.94, 722,611.56 and 268,451.65 is: 403,073.32
Step by Step Solution
- Step 1: Write the proportion equation
481,267.94 : 722,611.56 = 268,451.65 : x - Step 2: Convert to fraction form
481,267.94/722,611.56 = 268,451.65/x - Step 3: Cross multiply
481,267.94x = 722,611.56 × 268,451.65 - Step 4: Simplify right side
481,267.94x = 193,986,268,068.73 - Step 5: Solve for x
x = 193,986,268,068.73/481,267.94 - Step 6: Final answer
x = 403,073.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.